Finding the Fourth Proportional to 127,715.73, 191,596.84 and 52,795.19
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Solution
The fourth proportional to 127,715.73, 191,596.84 and 52,795.19 is: 79,202.38
Step by Step Solution
- Step 1: Write the proportion equation
127,715.73 : 191,596.84 = 52,795.19 : x - Step 2: Convert to fraction form
127,715.73/191,596.84 = 52,795.19/x - Step 3: Cross multiply
127,715.73x = 191,596.84 × 52,795.19 - Step 4: Simplify right side
127,715.73x = 10,115,390,349.24 - Step 5: Solve for x
x = 10,115,390,349.24/127,715.73 - Step 6: Final answer
x = 79,202.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.